DE69841233D1 - Device for detecting the contamination of an insulating environment, and for local heating - Google Patents

Device for detecting the contamination of an insulating environment, and for local heating

Info

Publication number
DE69841233D1
DE69841233D1 DE69841233T DE69841233T DE69841233D1 DE 69841233 D1 DE69841233 D1 DE 69841233D1 DE 69841233 T DE69841233 T DE 69841233T DE 69841233 T DE69841233 T DE 69841233T DE 69841233 D1 DE69841233 D1 DE 69841233D1
Authority
DE
Germany
Prior art keywords
contamination
detecting
local heating
insulating environment
insulating
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
DE69841233T
Other languages
German (de)
Inventor
Jean-Baptiste Dementhon
Brigitte Martin
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
IFP Energies Nouvelles IFPEN
Original Assignee
IFP Energies Nouvelles IFPEN
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by IFP Energies Nouvelles IFPEN filed Critical IFP Energies Nouvelles IFPEN
Application granted granted Critical
Publication of DE69841233D1 publication Critical patent/DE69841233D1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N9/00—Electrical control of exhaust gas treating apparatus
    • F01N9/002—Electrical control of exhaust gas treating apparatus of filter regeneration, e.g. detection of clogging
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
    • F01N3/021—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters
    • F01N3/023—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters using means for regenerating the filters, e.g. by burning trapped particles
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
    • G01N27/04—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
    • G01N27/043—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of a granular material
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2560/00—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics
    • F01N2560/05—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics the means being a particulate sensor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2560/00—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics
    • F01N2560/12—Other sensor principles, e.g. using electro conductivity of substrate or radio frequency
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2560/00—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics
    • F01N2560/20—Sensor having heating means
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/40—Engine management systems
DE69841233T 1997-03-07 1998-02-23 Device for detecting the contamination of an insulating environment, and for local heating Expired - Lifetime DE69841233D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9702823A FR2760531B1 (en) 1997-03-07 1997-03-07 DEVICE FOR DETECTING FOULING AND LOCALLY HEATING AN INSULATING MEDIUM

Publications (1)

Publication Number Publication Date
DE69841233D1 true DE69841233D1 (en) 2009-11-26

Family

ID=9504578

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69841233T Expired - Lifetime DE69841233D1 (en) 1997-03-07 1998-02-23 Device for detecting the contamination of an insulating environment, and for local heating

Country Status (5)

Country Link
US (1) US6107603A (en)
EP (1) EP0863398B1 (en)
JP (1) JP4142146B2 (en)
DE (1) DE69841233D1 (en)
FR (1) FR2760531B1 (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2805347B1 (en) * 2000-02-22 2002-07-12 Inst Francais Du Petrole DEVICE FOR CONTROLLING THE FLOW OF CONDUCTIVE PARTICLES IN A GAS STREAM
FR2815670B1 (en) 2000-10-25 2003-05-16 Inst Francais Du Petrole METHOD AND SYSTEM FOR CONTROLLING THE REGENERATION TEMPERATURE OF A PARTICLE FILTER PLACED ON THE EXHAUST OF A HEAT ENGINE
US6634210B1 (en) 2002-04-17 2003-10-21 Delphi Technologies, Inc. Particulate sensor system
DE102004007041A1 (en) * 2004-02-12 2005-09-01 Daimlerchrysler Ag Method for operating a particle filter
US20080190173A1 (en) * 2005-04-20 2008-08-14 Heraeus Sensor Technology Gmbh Soot Sensor
DE102005033025A1 (en) * 2005-07-15 2007-01-25 Daimlerchrysler Ag Particulate filter comprises partition walls that are partly electrically conductive along a measurement path so as to form a current path interrupted by entry channel sections
PL2165172T3 (en) * 2007-06-13 2017-09-29 Oy Halton Group, Ltd. Duct grease deposit detection devices, systems, and methods
US8444729B2 (en) * 2007-11-26 2013-05-21 Caterpillar Inc. Electrically regenerated exhaust particulate filter having non-axial regeneration flame propagation
US7981174B2 (en) * 2007-11-26 2011-07-19 Caterpillar Inc. Electrically regenerated exhaust particulate filter for an engine system and operating strategy therefor
US20090188389A1 (en) * 2008-01-30 2009-07-30 Caterpillar Inc. Particulate filter for an exhaust aftertreatment system of a machine and filtering method thereof
DE102008047369A1 (en) * 2008-09-15 2010-04-15 Heraeus Sensor Technology Gmbh Epitaxial soot sensor
DE102009001538B4 (en) * 2009-03-13 2013-07-04 Ford Global Technologies, Llc Method for operating a particle filter and particle filter
US9062576B2 (en) 2010-12-22 2015-06-23 Caterpillar Inc. Exhaust particulate filter system and operating method therefor

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3622623A1 (en) * 1986-07-05 1988-01-14 Man Nutzfahrzeuge Gmbh METHOD AND DEVICE FOR ELIMINATING SOOT SEPARATED IN AN EXHAUST FILTER OF AN INTERNAL COMBUSTION ENGINE
DE3712333A1 (en) * 1987-04-11 1988-10-20 Fev Motorentech Gmbh & Co Kg REGENERATABLE FILTER ARRANGEMENT FOR REMOVING SOOT PARTICLES FROM EXHAUST GASES
EP0454346A1 (en) * 1990-04-21 1991-10-30 United Kingdom Atomic Energy Authority Exhaust particulate filter
IT1249969B (en) * 1991-07-30 1995-03-30 Iveco Fiat METHOD AND EQUIPMENT FOR THE DETERMINATION OF A FILTER'S CLOGGING, IN PARTICULAR OF A FILTER OF AN EXHAUST SYSTEM.
AU9146191A (en) * 1991-10-25 1993-05-21 Caterpillar Inc. Method and apparatus for initiating regeneration in an engine exhaust particulate filter
GB9325492D0 (en) * 1993-12-14 1994-02-16 Engelhard Corp Improved particulate filter,and system and method for cleaning same
EP0682174B1 (en) * 1994-05-12 1998-11-04 Isuzu Ceramics Research Institute Co., Ltd. Diesel particulate filter

Also Published As

Publication number Publication date
JPH10259710A (en) 1998-09-29
EP0863398A1 (en) 1998-09-09
JP4142146B2 (en) 2008-08-27
FR2760531B1 (en) 1999-04-16
US6107603A (en) 2000-08-22
EP0863398B1 (en) 2009-10-14
FR2760531A1 (en) 1998-09-11

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: IFP ENERGIES NOUVELLES, RUEIL-MALMAISON, FR

8328 Change in the person/name/address of the agent

Representative=s name: VONNEMANN, KLOIBER & KOLLEGEN, 81667 MUENCHEN